Mahle SS45976 Engine Valve Stem Oil Seal Set - Intake and Exhaust

Reliable Valve Stem Oil Seal Replacement for European and American Vehicles

The Mahle Valve Stem Oil Seal Kit SS45976 offers precise sealing performance designed for a range of vehicles including Audi, BMW, Dodge, Jeep, Land Rover, Mercedes-Benz, Porsche, Volkswagen, and Volvo models. This engine valve stem oil seal set ensures proper oil control and helps maintain engine efficiency.

• Inside diameter: 0.236 inches (6 mm upper inside diameter on valve side)
• Outside diameter: 0.48 inches
• Thickness and height: 0.382 inches (9.7 mm overall height)
• Constructed from metal with molded rubber for durability and effective sealing
• Compatible with multiple models such as BMW 323i, 330i, Mercedes E320, Porsche Cayenne, Jeep Grand Cherokee, and Volkswagen Passat

About the Mahle Valve Stem Oil Seal Kit Product Line

The Valve Stem Oil Seal Kit from Mahle is engineered to provide reliable sealing solutions for engine valve stems, reducing oil leakage and preventing contamination. This product line focuses on precision dimensions and durable materials, such as metal combined with molded rubber, to ensure a secure fit and long-lasting performance in demanding engine environments.

Detailed Product Description and Specifications

The Mahle SS45976 valve stem oil seal set features an inside diameter of 0.236 inches, matching the valve stem size for a tight seal. The outside diameter measures 0.48 inches, providing a secure fit within the valve guide bore. With a thickness and height of 0.382 inches (9.7 mm overall height), this seal maintains proper compression and prevents oil from leaking into the combustion chamber. The metal core with molded rubber construction offers resistance to heat and wear, essential for maintaining engine integrity over time.

Common Applications and Issues Addressed

• Prevents oil leakage past the valve stem
• Reduces valve guide wear caused by oil contamination
• Helps maintain optimal engine compression and performance
• Eliminates blue smoke from exhaust due to oil burning
• Addresses oil consumption issues related to worn or damaged valve stem seals

Installation Notes and Tips

When installing the Mahle Valve Stem Oil Seal Kit SS45976, ensure the valve stem and guide are clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. Verify the seal’s orientation, with the molded rubber side facing the valve stem for effective sealing. It is recommended to replace valve stem seals in pairs or sets to maintain balanced engine performance.

Quality Assurance and Warranty

Mahle manufactures the SS45976 valve stem oil seal set to meet strict OEM standards, ensuring reliable fit and function. The use of metal with molded rubber materials provides durability under high temperature and pressure conditions. While specific warranty details are not provided, Mahle products typically come with manufacturer-backed quality assurance to support long-term engine performance.